BLACK FRIDAY AND SUSTAINABILITY: THE HUGE SALES THAT ARE COSTING THE PLANET As we could not break the perception of discount imposed on all of us, we also started to adopt the habits of cultures that do not belong to us. It's not very long, maybe it has become more popular in the last 5 years. So, what was the starting point? It refers to the Friday following the fourth Thursday of November, which is Thanksgiving in the United States (USA), and since 1952, the first day of